#-------------------------------------------------------------------------
#
# Makefile for the postgres backend
#
# Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
# Portions Copyright (c) 1994, Regents of the University of California
#
# src/backend/Makefile
#
#-------------------------------------------------------------------------

PGFILEDESC = "PostgreSQL Server"
# This is a daemon process, which is why it is not labeled as an executable
#PGAPPICON=win32

subdir = src/backend
top_builddir = ../..
include $(top_builddir)/src/Makefile.global

ifneq ($(PORTNAME), win32)
override CFLAGS += $(PTHREAD_CFLAGS)
endif

SUBDIRS = access audit bootstrap catalog contrib parser commands executor foreign forward lib libpq license \
	pgxc main nodes optimizer partitioning opentenbase_ora port postmaster regex replication rewrite \
	statistics storage tcop tsearch utils $(top_builddir)/src/timezone $(top_builddir)/src/interfaces/libpq \
	jit

include $(srcdir)/common.mk

# As of 1/2010:
# The probes.o file is necessary for dtrace support on Solaris, and on recent
# versions of systemtap.  (Older systemtap releases just produce an empty
# file, but that's okay.)  However, macOS's dtrace doesn't use it and doesn't
# even recognize the -G option.  So, build probes.o except on macOS.
# This might need adjustment as other platforms add dtrace support.
ifneq ($(PORTNAME), darwin)
ifeq ($(enable_dtrace), yes)
LOCALOBJS += utils/probes.o
endif
endif

OBJS = $(SUBDIROBJS) $(LOCALOBJS) \
	$(top_builddir)/src/port/libpgport_srv.a \
	$(top_builddir)/src/common/libpgcommon_srv.a \
	$(top_builddir)/src/gtm/client/libgtmclient.a \
	$(top_builddir)/src/gtm/common/libgtm.a \
	$(top_builddir)/src/gtm/libpq/libpqcomm.a

# We put libpgport and libpgcommon into OBJS, so remove it from LIBS; also add
# libldap
LIBS := $(filter-out -lpgport -lpgcommon, $(LIBS)) $(LDAP_LIBS_BE) $(libpq)

# The backend doesn't need everything that's in LIBS, however
LIBS := $(filter-out -lz -lreadline -ledit -ltermcap -lncurses -lcurses, $(LIBS))

ifeq ($(with_systemd),yes)
LIBS += -lsystemd
endif

LIBS+=-lcurl
LIBS += -lzstd
LIBS += -llz4
##########################################################################

all: submake-libpgport submake-schemapg postgres $(POSTGRES_IMP)

ifneq ($(PORTNAME), cygwin)
ifneq ($(PORTNAME), win32)
ifneq ($(PORTNAME), aix)

postgres: $(OBJS)
	$(CC) $(CFLAGS) $(LDFLAGS) $(LDFLAGS_EX) -L$(top_builddir)/src/gtm/libpg $(export_dynamic) $(call expand_subsys,$^) $(LIBS) $(ICU_LIBS) -lz -o $@

uttest: libpostgres_ut.a
	make -C unittest uttest

unittest/main.o : postgres
# will trim stub-objs from $(OBJS)
RMOBJS = $(shell find $(top_builddir)/src/backend/unittest -name "stub_objs.txt" -exec cat {} \;)

# make a static lib from postgres object files
filter_out_sub = $(foreach v,$(2),$(if $(findstring found,$(foreach vr,$(1),$(if $(findstring $(vr),$(v)),found,))),,$v))
libpostgres_ut.a: postgres
	$(AR) $(AROPT) $@ $(call filter_out_sub,$(RMOBJS),$(call expand_subsys,$(OBJS)))

endif
endif
endif

ifeq ($(PORTNAME), cygwin)

postgres: $(OBJS)
	$(CC) $(CFLAGS) $(LDFLAGS) $(LDFLAGS_EX) $(export_dynamic) -Wl,--stack,$(WIN32_STACK_RLIMIT) -Wl,--export-all-symbols -Wl,--out-implib=libpostgres.a $(call expand_subsys,$^) $(LIBS) -o $@

# There is no correct way to write a rule that generates two files.
# Rules with two targets don't have that meaning, they are merely
# shorthand for two otherwise separate rules.  To be safe for parallel
# make, we must chain the dependencies like this.  The semicolon is
# important, otherwise make will choose some built-in rule.

libpostgres.a: postgres ;

endif # cygwin

ifeq ($(PORTNAME), win32)
LIBS += -lsecur32

postgres: $(OBJS) $(WIN32RES)
	$(CC) $(CFLAGS) $(LDFLAGS) $(LDFLAGS_EX) -Wl,--stack=$(WIN32_STACK_RLIMIT) -Wl,--export-all-symbols -Wl,--out-implib=libpostgres.a $(call expand_subsys,$(OBJS)) $(WIN32RES) $(LIBS) -o $@$(X)

libpostgres.a: postgres ;

endif # win32

ifeq ($(PORTNAME), aix)

postgres: $(POSTGRES_IMP)
	$(CC) $(CFLAGS) $(LDFLAGS) $(LDFLAGS_EX) $(call expand_subsys,$(OBJS)) -Wl,-bE:$(top_builddir)/src/backend/$(POSTGRES_IMP) $(LIBS) -Wl,-brtllib -o $@

$(POSTGRES_IMP): $(OBJS)
	$(LD) $(LDREL) $(LDOUT) SUBSYS.o $(call expand_subsys,$^)
ifeq ($(host_os), aix3.2.5)
	$(MKLDEXPORT) SUBSYS.o $(bindir)/postgres > $@
else
ifneq (,$(findstring aix4.1, $(host_os)))
	$(MKLDEXPORT) SUBSYS.o $(bindir)/postgres > $@
else
	$(MKLDEXPORT) SUBSYS.o . > $@
endif
endif
	@rm -f SUBSYS.o

endif # aix

# Update the commonly used headers before building the subdirectories
$(SUBDIRS:%=%-recursive): | generated-headers

# src/port needs a convenient way to force just errcodes.h to get built
submake-errcodes: $(top_builddir)/src/include/utils/errcodes.h

.PHONY: submake-errcodes

$(top_builddir)/src/port/libpgport_srv.a: | submake-libpgport


# The postgres.o target is needed by the rule in Makefile.global that
# creates the exports file when MAKE_EXPORTS = true.
postgres.o: $(OBJS)
	$(CC) $(LDREL) $(LDFLAGS) $(LDFLAGS_EX) $(call expand_subsys,$^) $(LIBS) -o $@


# The following targets are specified in make commands that appear in
# the make files in our subdirectories. Note that it's important we
# match the dependencies shown in the subdirectory makefiles!

parser/gram.h: parser/gram.y
	$(MAKE) -C parser gram.h

opentenbase_ora/gram_ora.h: opentenbase_ora/gram_ora.y
	$(MAKE) -C opentenbase_ora gram_ora.h

storage/lmgr/lwlocknames.h: storage/lmgr/generate-lwlocknames.pl storage/lmgr/lwlocknames.txt
	$(MAKE) -C storage/lmgr lwlocknames.h

utils/errcodes.h: utils/generate-errcodes.pl utils/errcodes.txt
	$(MAKE) -C utils errcodes.h

# see explanation in parser/Makefile
utils/fmgrprotos.h: utils/fmgroids.h ;

utils/fmgroids.h: utils/Gen_fmgrtab.pl catalog/Catalog.pm $(top_srcdir)/src/include/catalog/pg_proc.h
	$(MAKE) -C utils $(notdir $@)

utils/probes.h: utils/probes.d
	$(MAKE) -C utils probes.h

# run this unconditionally to avoid needing to know its dependencies here:
catalog/schemapg.h: | submake-schemapg

submake-schemapg:
	$(MAKE) -C catalog schemapg.h

.PHONY: submake-schemapg

# Make symlinks for these headers in the include directory. That way
# we can cut down on the -I options. Also, a symlink is automatically
# up to date when we update the base file.
#
# The point of the prereqdir incantation in some of the rules below is to
# force the symlink to use an absolute path rather than a relative path.
# For headers which are generated by make distprep, the actual header within
# src/backend will be in the source tree, while the symlink in src/include
# will be in the build tree, so a simple ../.. reference won't work.
# For headers generated during regular builds, we prefer a relative symlink.

.PHONY: generated-headers

generated-headers: $(top_builddir)/src/include/parser/gram.h $(top_builddir)/src/include/opentenbase_ora/gram_ora.h  $(top_builddir)/src/include/catalog/schemapg.h $(top_builddir)/src/include/storage/lwlocknames.h $(top_builddir)/src/include/utils/errcodes.h $(top_builddir)/src/include/utils/fmgroids.h $(top_builddir)/src/include/utils/fmgrprotos.h $(top_builddir)/src/include/utils/probes.h

$(top_builddir)/src/include/parser/gram.h: parser/gram.h
	prereqdir=`cd '$(dir $<)' >/dev/null && pwd` && \
	  cd '$(dir $@)' && rm -f $(notdir $@) && \
	  $(LN_S) "$$prereqdir/$(notdir $<)" .

$(top_builddir)/src/include/opentenbase_ora/gram_ora.h: opentenbase_ora/gram_ora.h
	prereqdir=`cd '$(dir $<)' >/dev/null && pwd` && \
	  cd '$(dir $@)' && rm -f $(notdir $@) && \
	  $(LN_S) "$$prereqdir/$(notdir $<)" .

$(top_builddir)/src/include/catalog/schemapg.h: catalog/schemapg.h
	prereqdir=`cd '$(dir $<)' >/dev/null && pwd` && \
	  cd '$(dir $@)' && rm -f $(notdir $@) && \
	  $(LN_S) "$$prereqdir/$(notdir $<)" .

$(top_builddir)/src/include/storage/lwlocknames.h: storage/lmgr/lwlocknames.h
	prereqdir=`cd '$(dir $<)' >/dev/null && pwd` && \
	  cd '$(dir $@)' && rm -f $(notdir $@) && \
	  $(LN_S) "$$prereqdir/$(notdir $<)" .

$(top_builddir)/src/include/utils/errcodes.h: utils/errcodes.h
	prereqdir=`cd '$(dir $<)' >/dev/null && pwd` && \
	  cd '$(dir $@)' && rm -f $(notdir $@) && \
	  $(LN_S) "$$prereqdir/$(notdir $<)" .

$(top_builddir)/src/include/utils/fmgroids.h: utils/fmgroids.h
	prereqdir=`cd '$(dir $<)' >/dev/null && pwd` && \
	  cd '$(dir $@)' && rm -f $(notdir $@) && \
	  $(LN_S) "$$prereqdir/$(notdir $<)" .

$(top_builddir)/src/include/utils/fmgrprotos.h: utils/fmgrprotos.h
	prereqdir=`cd '$(dir $<)' >/dev/null && pwd` && \
	  cd '$(dir $@)' && rm -f $(notdir $@) && \
	  $(LN_S) "$$prereqdir/$(notdir $<)" .

$(top_builddir)/src/include/utils/probes.h: utils/probes.h
	cd '$(dir $@)' && rm -f $(notdir $@) && \
	    $(LN_S) "../../../$(subdir)/utils/probes.h" .


utils/probes.o: utils/probes.d $(SUBDIROBJS)
	$(DTRACE) $(DTRACEFLAGS) -C -G -s $(call expand_subsys,$^) -o $@


##########################################################################

# Be sure that these files get removed by the maintainer-clean target
distprep:
	$(MAKE) -C parser	gram.c gram.h scan.c
	$(MAKE) -C opentenbase_ora	gram_ora.c gram_ora.h scan_ora.c
	$(MAKE) -C bootstrap	bootparse.c bootscanner.c
	$(MAKE) -C catalog	schemapg.h postgres.bki postgres.description postgres.shdescription
	$(MAKE) -C replication	repl_gram.c repl_scanner.c syncrep_gram.c syncrep_scanner.c
	$(MAKE) -C storage/lmgr	lwlocknames.h
	$(MAKE) -C utils/adt	jsonpath_gram.c jsonpath_scan.c
	$(MAKE) -C utils	fmgrtab.c fmgroids.h fmgrprotos.h errcodes.h
	$(MAKE) -C utils/misc	guc-file.c
	$(MAKE) -C utils/sort	qsort_tuple.c


##########################################################################

install: all installdirs install-bin
ifeq ($(PORTNAME), cygwin)
ifeq ($(MAKE_DLL), true)
	$(INSTALL_DATA) libpostgres.a '$(DESTDIR)$(libdir)/libpostgres.a'
endif
endif
ifeq ($(PORTNAME), win32)
ifeq ($(MAKE_DLL), true)
	$(INSTALL_DATA) libpostgres.a '$(DESTDIR)$(libdir)/libpostgres.a'
endif
endif
	$(MAKE) -C catalog install-data
	$(MAKE) -C tsearch install-data
	$(INSTALL_DATA) $(srcdir)/libpq/pg_hba.conf.sample '$(DESTDIR)$(datadir)/pg_hba.conf.sample'
	$(INSTALL_DATA) $(srcdir)/libpq/pg_ident.conf.sample '$(DESTDIR)$(datadir)/pg_ident.conf.sample'
	$(INSTALL_DATA) $(srcdir)/utils/misc/postgresql.conf.sample '$(DESTDIR)$(datadir)/postgresql.conf.sample'
	$(INSTALL_DATA) $(srcdir)/access/transam/recovery.conf.sample '$(DESTDIR)$(datadir)/recovery.conf.sample'
	$(INSTALL_DATA) $(srcdir)/utils/misc/pgbouncer.ini '$(DESTDIR)$(datadir)/pgbouncer.ini'
	$(INSTALL_DATA) $(srcdir)/utils/misc/userlist.txt '$(DESTDIR)$(datadir)/userlist.txt'

ifeq ($(enable_memory_check), yes)
	$(INSTALL_DATA) $(srcdir)/../test/regress/memcheck/asan/suppressions/memleak_ignore '$(DESTDIR)$(datadir)/memleak_ignore'
endif

ifeq ($(with_llvm), yes)
install-bin: install-postgres-bitcode

install-postgres-bitcode: $(OBJS) all
	$(call install_llvm_module,postgres,$(call expand_subsys, $(filter-out $(top_builddir)/src/timezone/objfiles.txt, $(SUBDIROBJS))))
endif

	for f in $(srcdir)/utils/opentenbase_upgrade_spec/* ; do \
		install -D -t $(DESTDIR)$(datadir)/opentenbase_upgrade_spec/ $$f; \
	done
install-bin: postgres $(POSTGRES_IMP) installdirs
	$(INSTALL_PROGRAM) postgres$(X) '$(DESTDIR)$(bindir)/postgres$(X)'
ifneq ($(PORTNAME), win32)
	@rm -f '$(DESTDIR)$(bindir)/postmaster$(X)'
	ln -s postgres$(X) '$(DESTDIR)$(bindir)/postmaster$(X)'
else
	$(INSTALL_PROGRAM) postgres$(X) '$(DESTDIR)$(bindir)/postmaster$(X)'
endif
ifeq ($(MAKE_EXPORTS), true)
	$(INSTALL_DATA) $(POSTGRES_IMP) '$(DESTDIR)$(pkglibdir)/$(POSTGRES_IMP)'
	$(INSTALL_PROGRAM) $(MKLDEXPORT) '$(DESTDIR)$(pgxsdir)/$(MKLDEXPORT_DIR)/mkldexport.sh'
endif

.PHONY: install-bin

installdirs:
	$(MKDIR_P) '$(DESTDIR)$(bindir)' '$(DESTDIR)$(datadir)'
	$(MKDIR_P) '$(DESTDIR)$(bindir)' '$(DESTDIR)$(datadir)/opentenbase_upgrade_spec'
ifeq ($(PORTNAME), cygwin)
ifeq ($(MAKE_DLL), true)
	$(MKDIR_P) '$(DESTDIR)$(libdir)'
endif
endif
ifeq ($(PORTNAME), win32)
ifeq ($(MAKE_DLL), true)
	$(MKDIR_P) '$(DESTDIR)$(libdir)'
endif
endif
ifeq ($(MAKE_EXPORTS), true)
	$(MKDIR_P) '$(DESTDIR)$(pkglibdir)'
	$(MKDIR_P) '$(DESTDIR)$(pgxsdir)/$(MKLDEXPORT_DIR)'
endif


##########################################################################

uninstall:
	rm -f '$(DESTDIR)$(bindir)/postgres$(X)' '$(DESTDIR)$(bindir)/postmaster'
ifeq ($(MAKE_EXPORTS), true)
	rm -f '$(DESTDIR)$(pkglibdir)/$(POSTGRES_IMP)'
	rm -f '$(DESTDIR)$(pgxsdir)/$(MKLDEXPORT_DIR)/mkldexport.sh'
endif
ifeq ($(PORTNAME), cygwin)
ifeq ($(MAKE_DLL), true)
	rm -f '$(DESTDIR)$(libdir)/libpostgres.a'
endif
endif
ifeq ($(PORTNAME), win32)
ifeq ($(MAKE_DLL), true)
	rm -f '$(DESTDIR)$(libdir)/libpostgres.a'
endif
endif
	$(MAKE) -C catalog uninstall-data
	$(MAKE) -C tsearch uninstall-data
	rm -f '$(DESTDIR)$(datadir)/pg_hba.conf.sample' \
	      '$(DESTDIR)$(datadir)/pg_ident.conf.sample' \
	      '$(DESTDIR)$(datadir)/postgresql.conf.sample' \
	      '$(DESTDIR)$(datadir)/recovery.conf.sample' \
		  '$(DESTDIR)$(datadir)/memleak_ignore'
ifeq ($(with_llvm), yes)
	$(call uninstall_llvm_module,postgres)
endif

##########################################################################

clean:
	rm -f $(LOCALOBJS) postgres$(X) $(POSTGRES_IMP) \
		$(top_builddir)/src/include/parser/gram.h \
		$(top_builddir)/src/include/opentenbase_ora/gram_ora.h \
		$(top_builddir)/src/include/catalog/schemapg.h \
		$(top_builddir)/src/include/storage/lwlocknames.h \
		$(top_builddir)/src/include/utils/fmgroids.h \
		$(top_builddir)/src/include/utils/fmgrprotos.h \
		$(top_builddir)/src/include/utils/probes.h
		rm -rf libpostgres_ut.a
ifeq ($(PORTNAME), cygwin)
	rm -f postgres.dll libpostgres.a
endif
ifeq ($(PORTNAME), win32)
	rm -f postgres.dll libpostgres.a $(WIN32RES)
endif

distclean: clean
	rm -f port/tas.s port/dynloader.c port/pg_sema.c port/pg_shmem.c

maintainer-clean: distclean
	rm -f bootstrap/bootparse.c \
	      bootstrap/bootscanner.c \
	      parser/gram.c \
	      parser/gram.h \
	      parser/scan.c \
	      opentenbase_ora/gram_ora.c \
	      opentenbase_ora/gram_ora.h \
	      opentenbase_ora/scan_ora.c \
	      catalog/schemapg.h \
	      catalog/postgres.bki \
	      catalog/postgres.description \
	      catalog/postgres.shdescription \
	      replication/repl_gram.c \
	      replication/repl_scanner.c \
	      replication/syncrep_gram.c \
	      replication/syncrep_scanner.c \
	      storage/lmgr/lwlocknames.c \
	      storage/lmgr/lwlocknames.h \
	      utils/adt/jsonpath_gram.c \
	      utils/adt/jsonpath_scan.c \
	      utils/errcodes.h \
	      utils/fmgroids.h \
	      utils/fmgrprotos.h \
	      utils/fmgrtab.c \
	      utils/misc/guc-file.c \
	      utils/sort/qsort_tuple.c


##########################################################################
#
# Support for code development.
#
# Use target "quick" to build "postgres" when you know all the subsystems
# are up to date.  It saves the time of doing all the submakes.
.PHONY: quick
quick: $(OBJS)
	$(CC) $(CFLAGS) $(LDFLAGS) $(LDFLAGS_EX) $(export_dynamic) $(call expand_subsys,$^) $(LIBS) -o postgres
